동적 브로드캐스트 리시버 구성

public class MainActivity extends AppCompatActivity {

    BroadcastReceiver receiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            Log.d("RECEIVE", intent.getAction());
        }
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_main);
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });

        IntentFilter filter = new IntentFilter();
        filter.addAction("com.example.ACTION_TEST");
        LocalBroadcastManager.getInstance(this).registerReceiver(receiver, filter);

        Button btnSendNormalBroadcast = findViewById(R.id.btn_send_normal_broadcast);
        btnSendNormalBroadcast.setOnClickListener(view -> {
            Log.d("CLICK", "click");

            Intent intent = new Intent("com.example.ACTION_TEST");
            LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
        });
    }
    
    @Override
    protected void onStop() {
        super.onStop();
        LocalBroadcastManager.getInstance(this).unregisterReceiver(receiver);
    }
}